description: The extent of a burn wound is indicated in a percentage of the ‘Total Body Surface Area’ (TBSA). package_name: rs/nictiz.fhir.nl.r4.nl derivation: constraint name: NlcoreBurnwoundExtent type: Observation elements: subject: type: Reference refers: ['http://hl7.org/fhir/StructureDefinition/Device', 'http://hl7.org/fhir/StructureDefinition/Group', 'http://hl7.org/fhir/StructureDefinition/Location', 'http://hl7.org/fhir/StructureDefinition/Patient', 'http://nictiz.nl/fhir/StructureDefinition/nl-core-Patient'] index: 0 package_version: core-0.12.0-beta.1 class: profile kind: resource url: http://nictiz.nl/fhir/StructureDefinition/nl-core-Burnwound.Extent base: http://nictiz.nl/fhir/StructureDefinition/zib-Burnwound.Extent version: null